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Machine for Grinding Disks.

Description: Patent for improvements in grinding-machines in which it can “hold the disk rigidly at a desired angle and can be adjusted from or toward a grinding device;” (lines 13-15) by using a “combination of an adjustable gear, a grinding-wheel and means for imparting motion from the grinding-wheel to the gear; of a spring-pressed roller above the gear and adapted to hold a disk thereon in contact with the wheel.” (Page 2, lines 65-70) Illustration is included.
Date: March 17, 1903
Creator: Shipp, Abijah T.
Partner: UNT Libraries Government Documents Department

Grain-Scale.

Description: Patent for “improvements in grain-scales, especially adapted for location at the rear end of a trashing-machine and for receiving therefrom the thrashed grain, weighing and subsequently bagging the same in predetermined quantities” (lines 7-12), includes illustration.
Date: March 17, 1891
Creator: Butts, Alexander W.
Partner: UNT Libraries Government Documents Department

Smoke Stack Protector

Description: Patent for adjustable smoke stack protector that stays open when in use and covers the opening when not in order to protect from rain, wind, dirt to protect the stack from deteriorating.
Date: March 17, 1914
Creator: French, Elmer C. & Craig, Thomas E.
Partner: UNT Libraries Government Documents Department
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